Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8BZ callsign genealogy
Currently held by Work, David O
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W8BZ's current licensee, walking backwards.
- Work, David OMIgranted 2020-08-11cancelled 2020-12-15
Successor callsigns
Callsigns held now by people who previously held W8BZ.
- MC CUSKEY, ROBERT SAZgranted 2026-08-08
All historical holders
Every license row we've seen with the callsign W8BZ, oldest first.
- HEATH, ROBERT E MI2008-11-26 → cancelled 2020-11-28
- Work, David O MI2020-12-15 active